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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 20:05:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 20:05:37 -0700
commit4b4f1d017815f96737ca4a62f90e5a1f0b9f02d6 (patch)
treec95ae92ec01cabf6c2a40d31a31da6a4d9256816 /fs/hfs/super.c
parent875287caa067492779670f5fb3b98ec8dcfe2cb0 (diff)
parentaa7dfb8954ccf49e026ba13d12991a4eb7defb96 (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: (87 commits) nilfs2: get rid of bd_mount_sem use from nilfs nilfs2: correct exclusion control in nilfs_remount function nilfs2: simplify remaining sget() use nilfs2: get rid of sget use for checking if current mount is present nilfs2: get rid of sget use for acquiring nilfs object nilfs2: remove meaningless EBUSY case from nilfs_get_sb function remove the call to ->write_super in __sync_filesystem nilfs2: call nilfs2_write_super from nilfs2_sync_fs jffs2: call jffs2_write_super from jffs2_sync_fs ufs: add ->sync_fs sysv: add ->sync_fs hfsplus: add ->sync_fs hfs: add ->sync_fs fat: add ->sync_fs ext2: add ->sync_fs exofs: add ->sync_fs bfs: add ->sync_fs affs: add ->sync_fs sanitize ->fsync() for affs repair bfs_write_inode(), switch bfs to simple_fsync() ...
Diffstat (limited to 'fs/hfs/super.c')
-rw-r--r--fs/hfs/super.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index a36bb749926..6f833dc8e91 100644
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -49,11 +49,23 @@ MODULE_LICENSE("GPL");
*/
static void hfs_write_super(struct super_block *sb)
{
+ lock_super(sb);
sb->s_dirt = 0;
- if (sb->s_flags & MS_RDONLY)
- return;
+
/* sync everything to the buffers */
+ if (!(sb->s_flags & MS_RDONLY))
+ hfs_mdb_commit(sb);
+ unlock_super(sb);
+}
+
+static int hfs_sync_fs(struct super_block *sb, int wait)
+{
+ lock_super(sb);
hfs_mdb_commit(sb);
+ sb->s_dirt = 0;
+ unlock_super(sb);
+
+ return 0;
}
/*
@@ -65,9 +77,15 @@ static void hfs_write_super(struct super_block *sb)
*/
static void hfs_put_super(struct super_block *sb)
{
+ lock_kernel();
+
+ if (sb->s_dirt)
+ hfs_write_super(sb);
hfs_mdb_close(sb);
/* release the MDB's resources */
hfs_mdb_put(sb);
+
+ unlock_kernel();
}
/*
@@ -164,6 +182,7 @@ static const struct super_operations hfs_super_operations = {
.clear_inode = hfs_clear_inode,
.put_super = hfs_put_super,
.write_super = hfs_write_super,
+ .sync_fs = hfs_sync_fs,
.statfs = hfs_statfs,
.remount_fs = hfs_remount,
.show_options = hfs_show_options,